RT tower



FIG. 1 is a perspective view of an RT tower showing our new design in anoperating position;

FIG. 2 is a side elevational view thereof;

FIG. 3 is an additional elevational side view thereof in a shippingposition;

FIG. 4 is an end elevational view of thereof; and,

FIG. 5 is an additional end elevational view thereof in a shippingposition.

The ornamental design for an RT tower, as shown and described. 